---
"@context": https://schema.org
"@type": TechArticle
"@id": https://www.twilio.com/docs/api/errors/64106#article
headline: "64106: ConversationRelay: Invalid argument"
url: https://www.twilio.com/docs/api/errors/64106
inLanguage: en
dateModified: 2026-04-22T08:50:49.000Z
author:
  "@type": Organization
  name: Twilio Developer Education Team
publisher:
  "@type": Organization
  name: Twilio
---

# 64106: ConversationRelay: Invalid argument

Log Type: APPLICATION

Log Level: ERROR

## Description

During media setup an error was encountered due to invalid argument.

### Possible causes

* One of the parameters in to Conversation Relay is not supported by the chosen provider See message for more details

### Possible solutions

* Make sure the language and voice combinations are supported from the chosen provider.